/Engine/Source/Runtime/SignalProcessing/Public/DSP/ReverbFast.h
Creates reverberated audio in OutSamples based upon InSamples InNumChannels can be 1 or 2 channels. OutSamples must be greater or equal to 2.
void ProcessAudio ( const [FAlignedFloatBuffer](API\Runtime\SignalProcessing\DSP\FAlignedFloatBuffer) & InSamples, const int32 InNumChannels, [FAlignedFloatBuffer](API\Runtime\SignalProcessing\DSP\FAlignedFloatBuffer) & OutSamples, const int32 OutNumChannels )